package controller

import (
	"fmt"
	"net/http"
	"strconv"

	"gitee.com/dabolau/lakaigo/database"
	"gitee.com/dabolau/lakaigo/model"
	"github.com/gin-gonic/gin"
	"gorm.io/gorm"
)

// FeedbackHandler 资源信息
// https://gorm.io/zh_CN/docs/query.html
func FeedbackHandler(c *gin.Context) {
	var feedbacks []model.Feedback
	var text = ""
	var obj *gorm.DB
	var page = 1
	var pageSize = 3
	var totalSize int64 = 0
	// 获取参数
	text = c.Query("text")
	pageSize, _ = strconv.Atoi(c.Query("size"))
	page, _ = strconv.Atoi(c.Query("page"))
	// 查询数据
	obj = database.DB.Model(&feedbacks).Where("name LIKE ?", fmt.Sprintf("%%%v%%", text)).Order("ID DESC")
	// 数据总量
	obj.Count(&totalSize)
	// 分页查询
	obj.Offset((page - 1) * pageSize).Limit(pageSize).Find(&feedbacks)
	// 查询成功
	if len(feedbacks) > 0 {
		c.JSON(http.StatusOK, gin.H{
			"Datas":      feedbacks,
			"StatusCode": http.StatusOK,
			"Message":    "查询成功",
		})
		return
	}
	// 查询失败
	c.JSON(http.StatusOK, gin.H{
		"StatusCode": http.StatusNotFound,
		"Message":    "查询失败",
	})
}

// FeedbackDetailHandler 资源详情
// https://gorm.io/zh_CN/docs/query.html
func FeedbackDetailHandler(c *gin.Context) {
	var feedback model.Feedback
	var id = ""
	// 获取参数
	id = c.Query("id")
	// 参数错误
	if id == "" {
		c.JSON(http.StatusForbidden, gin.H{
			"StatusCode": http.StatusForbidden,
			"Message":    "参数错误",
		})
		return
	}
	// 查询数据
	database.DB.First(&feedback, id)
	// 查询成功
	if feedback.ID > 0 {
		c.JSON(http.StatusOK, gin.H{
			"Data":       feedback,
			"StatusCode": http.StatusOK,
			"Message":    "查询成功",
		})
		return
	}
	// 查询失败
	c.JSON(http.StatusOK, gin.H{
		"StatusCode": http.StatusNotFound,
		"Message":    "查询失败",
	})
}

// FeedbackAddHandler 资源添加
// https://gorm.io/zh_CN/docs/create.html
func FeedbackAddHandler(c *gin.Context) {
	var requestFeedback model.Feedback
	// 绑定前端数据
	c.Bind(&requestFeedback)
	// 参数错误
	if requestFeedback.Name == "" {
		c.JSON(http.StatusForbidden, gin.H{
			"StatusCode": http.StatusForbidden,
			"Message":    "参数错误",
		})
		return
	}
	// 添加数据
	database.DB.Create(&requestFeedback)
	// 添加成功
	if requestFeedback.ID > 0 {
		c.JSON(http.StatusOK, gin.H{
			"ID":         requestFeedback.ID,
			"StatusCode": http.StatusOK,
			"Message":    "添加成功",
		})
		return
	}
	// 添加失败
	c.JSON(http.StatusOK, gin.H{
		"StatusCode": http.StatusForbidden,
		"Message":    "添加失败",
	})
}

// FeedbackChangeHandler 资源编辑
// https://gorm.io/zh_CN/docs/update.html
func FeedbackChangeHandler(c *gin.Context) {
	var feedback model.Feedback
	var requestFeedback model.Feedback
	var id = ""
	// 获取参数
	id = c.Query("id")
	// 绑定前端数据
	c.Bind(&requestFeedback)
	// 参数错误
	if id == "" || requestFeedback.Name == "" {
		c.JSON(http.StatusForbidden, gin.H{
			"StatusCode": http.StatusForbidden,
			"Message":    "参数错误",
		})
		return
	}
	// 查询数据
	database.DB.First(&feedback, id)
	// 编辑成功
	if feedback.ID > 0 {
		feedback.Name = requestFeedback.Name
		feedback.Description = requestFeedback.Description
		feedback.Email = requestFeedback.Email
		// 保存数据
		database.DB.Save(&feedback)
		c.JSON(http.StatusOK, gin.H{
			"ID":         feedback.ID,
			"StatusCode": http.StatusOK,
			"Message":    "编辑成功",
		})
		return
	}
	// 编辑失败
	c.JSON(http.StatusOK, gin.H{
		"StatusCode": http.StatusForbidden,
		"Message":    "编辑失败",
	})
}

// FeedbackDeleteHandler 资源删除
// https://gorm.io/zh_CN/docs/delete.html
func FeedbackDeleteHandler(c *gin.Context) {
	var feedback model.Feedback
	// 获取参数
	id := c.Query("id")
	// 参数错误
	if id == "" {
		c.JSON(http.StatusForbidden, gin.H{
			"StatusCode": http.StatusForbidden,
			"Message":    "参数错误",
		})
		return
	}
	// 数据查询
	database.DB.First(&feedback, id)
	// 删除成功
	if feedback.ID > 0 {
		database.DB.Delete(&feedback, id)
		c.JSON(http.StatusOK, gin.H{
			"ID":         feedback.ID,
			"StatusCode": http.StatusOK,
			"Message":    "删除成功",
		})
		return
	}
	// 删除失败
	c.JSON(http.StatusOK, gin.H{
		"StatusCode": http.StatusForbidden,
		"Message":    "删除失败",
	})
}